Energy harvesting management

Abstract

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive an indication of one or more parameters associated with management of multiple antenna groups of the UE for use in energy harvesting. The UE may transmit or receive signaling based at least in part on the one or more parameters of the multiple antenna groups of the UE. Numerous other aspects are described.

What is claimed is: 
     
       1. A user equipment (UE) for wireless communication, comprising:
 a memory; and 
 one or more processors operatively coupled to the memory, the one or more processors configured to:
 receive an indication of one or more parameters associated with management of multiple antenna groups of the UE for use in energy harvesting, the energy harvesting comprising a conversion of electromagnetic energy of signals to direct current electricity, wherein the one or more parameters indicate a prioritization between one or more downlink communication types and transmissions of one or more energy harvesting signaling types; and 
 transmit or receive signaling based at least in part on the one or more parameters of the multiple antenna groups of the UE. 
 
 
     
     
       2. The UE of  claim 1 , wherein the UE comprises a candidate donor UE for energy harvesting. 
     
     
       3. The UE of  claim 2 , wherein the one or more processors are further configured to:
 receive an allocation of a downlink communication associated with a downlink communication type having a first priority; and 
 receive a request to transmit energy harvesting signaling having a second priority, 
 wherein the one or more processors, to transmit or receive signaling and based at least in part on the first priority and the second priority, are configured to:
 refrain from transmitting the energy harvesting signaling; 
 transmit an indication that an additional UE is to transmit the energy harvesting signaling; 
 configure the energy harvesting signaling with a charging rate to reduce self-interference with the downlink communication; 
 transmit the energy harvesting signaling at a requested charging rate and refraining from receiving the downlink communication; 
 transmit the energy harvesting signaling at the requested charging rate and attempting to decode the downlink communication; or 
 a combination thereof. 
 
 
     
     
       4. The UE of  claim 3 , wherein the one or more processors are further configured to:
 receive an indication of one or more acceptable charging rates for the energy harvesting signaling; 
 transmit the indication of the one or more acceptable charging rates for the energy harvesting signaling; 
 selectively transmit the energy harvesting signaling or refraining from transmitting the energy harvesting signaling based at least in part on an amount of self-interference expected for the one or more acceptable charging rates; or 
 a combination thereof. 
 
     
     
       5. The UE of  claim 2 , wherein pairs of the one or more downlink communication types and the one or more energy harvesting signaling types are associated with an acceptable amount of expected self-interference caused by transmission of energy harvesting signaling associated with the one or more energy harvesting signaling types. 
     
     
       6. The UE of  claim 1 , wherein the one or more processors are further configured to:
 receive an indication of an energy harvesting rate to apply to a transmitted energy harvesting signaling and an amount of self-interference suppression to apply to a received signal. 
 
     
     
       7. The UE of  claim 6 , wherein the one or more processors are further configured to:
 transmit an indication of a capability associated with self-interference suppression at the UE, 
 wherein the indication of the energy harvesting rate and the amount of self-interference suppression is based at least in part on the indication of the capability. 
 
     
     
       8. The UE of  claim 1 , wherein the one or more processors, to transmit or receive signaling, are configured to:
 receive a downlink communication having a modulation and coding scheme (MCS); 
 transmit an uplink communication having an expected self-interference that is based at least in part on one or more of transmission power or a beam direction; and 
 transmit energy harvesting signaling having a charging rate that is based at least in part on the MCS and the expected self-interference of the uplink communication. 
 
     
     
       9. The UE of  claim 1 , wherein the one or more processors, to transmit or receive signaling, are configured to:
 receive a downlink communication; and one or more of:
 transmit an uplink communication associated with an uplink grant; or 
 transmit energy harvesting signaling. 
 
 
     
     
       10. The UE of  claim 9 , wherein the one or more processors, to selectively transmit the uplink communication or transmit the energy harvesting signaling, are configured to:
 transmit the uplink communication or the energy harvesting signaling based at least in part on one or more selection parameters indicated by a network node. 
 
     
     
       11. The UE of  claim 10 , wherein the one or more selection parameters comprise one or more of:
 an expected self-interference of the uplink communication satisfying a self-interference threshold, 
 an expected self-interference of the energy harvesting signaling satisfying a self-interference threshold, 
 a priority of the uplink communication, 
 a priority of the energy harvesting signaling, or 
 a priority of the downlink communication. 
 
     
     
       12. The UE of  claim 9 , wherein the one or more processors are further configured to:
 configure a first transmission power of the uplink communication and a second transmission power of the energy harvesting signaling to satisfy a total self-interference threshold, 
 wherein the one or more processors, to transmit or receive signaling, are configured to receive the downlink communication, transmitting the uplink communication, and transmitting the energy harvesting signaling. 
 
     
     
       13. The UE of  claim 9 , wherein the one or more processors, to transmit or receive signaling, are configured to receive the downlink communication, transmit the uplink communication, and refrain from transmitting the energy harvesting signaling based at least in part on a difference in direction between a first beam direction associated with the uplink communication and a second beam direction associated with the energy harvesting signaling satisfying a threshold. 
     
     
       14. The UE of  claim 9 , wherein the one or more processors, to transmit or receive signaling, are configured to receive the downlink communication, transmit the uplink communication, and transmit the energy harvesting signaling based at least in part on a total expected self-interference of the uplink communication and the energy harvesting signaling satisfying a self-interference threshold. 
     
     
       15. A method of wireless communication performed by a user equipment (UE), comprising:
 receiving an indication of one or more parameters associated with management of multiple antenna groups of the UE for use in energy harvesting, the energy harvesting comprising a conversion of electromagnetic energy of signals to direct current electricity, wherein the one or more parameters indicate a prioritization between one or more downlink communication types and transmissions of one or more energy harvesting signaling types; and 
 transmitting or receiving signaling based at least in part on the one or more parameters of the multiple antenna groups of the UE. 
 
     
     
       16. The method of  claim 15 , wherein the UE comprises a candidate donor UE for energy harvesting. 
     
     
       17. The method of  claim 16 , further comprising:
 receiving an allocation of a downlink communication associated with a downlink communication type having a first priority; and 
 receiving a request to transmit energy harvesting signaling having a second priority, 
 wherein transmitting or receiving signaling comprises, based at least in part on the first priority and the second priority, one or more of:
 refraining from transmitting the energy harvesting signaling; 
 transmitting an indication that an additional UE is to transmit the energy harvesting signaling; 
 configuring the energy harvesting signaling with a charging rate to reduce self-interference with the downlink communication; 
 transmitting the energy harvesting signaling at a requested charging rate and refraining from receiving the downlink communication; or 
 transmitting the energy harvesting signaling at the requested charging rate and attempting to decode the downlink communication. 
 
 
     
     
       18. The method of  claim 17 , further comprising one or more of:
 receiving an indication of one or more acceptable charging rates for the energy harvesting signaling; 
 transmitting the indication of the one or more acceptable charging rates for the energy harvesting signaling; or 
 selectively transmitting the energy harvesting signaling or refraining from transmitting the energy harvesting signaling based at least in part on an amount of self-interference expected for the one or more acceptable charging rates. 
 
     
     
       19. The method of  claim 16 , wherein pairs of the one or more downlink communication types and the one or more energy harvesting signaling types are associated with an acceptable amount of expected self-interference caused by transmission of energy harvesting signaling associated with the one or more energy harvesting signaling types. 
     
     
       20. The method of  claim 15 , further comprising:
 receiving an indication of an energy harvesting rate to apply to a transmitted energy harvesting signaling and an amount of self-interference suppression to apply to a received signal. 
 
     
     
       21. The method of  claim 20 , further comprising:
 transmitting an indication of a capability associated with self-interference suppression at the UE, wherein the indication of the energy harvesting rate and the amount of self-interference suppression is based at least in part on the indication of the capability. 
 
     
     
       22. The method of  claim 15 , wherein transmitting or receiving signaling comprises:
 receiving a downlink communication having a modulation and coding scheme (MCS); 
 transmitting an uplink communication having an expected self-interference that is based at least in part on one or more of transmission power or a beam direction; and 
 transmitting energy harvesting signaling having a charging rate that is based at least in part on the MCS and the expected self-interference of the uplink communication. 
 
     
     
       23. The method of  claim 15 , wherein transmitting or receiving signaling comprises:
 receiving a downlink communication; and one or more of:
 transmitting an uplink communication associated with an uplink grant; or 
 transmitting energy harvesting signaling. 
 
 
     
     
       24. The method of  claim 23 , wherein selectively transmitting the uplink communication or transmitting the energy harvesting signaling comprises:
 transmitting the uplink communication or the energy harvesting signaling based at least in part on one or more selection parameters indicated by a network node. 
 
     
     
       25. The method of  claim 24 , wherein the one or more selection parameters comprise one or more of:
 an expected self-interference of the uplink communication satisfying a self-interference threshold, 
 an expected self-interference of the energy harvesting signaling satisfying a self-interference threshold, 
 a priority of the uplink communication, 
 a priority of the energy harvesting signaling, or 
 a priority of the downlink communication. 
 
     
     
       26. The method of  claim 23 , further comprising:
 configuring a first transmission power of the uplink communication and a second transmission power of the energy harvesting signaling to satisfy a total self-interference threshold,
 wherein transmitting or receiving signaling comprises receiving the downlink communication, transmitting the uplink communication, and transmitting the energy harvesting signaling. 
 
 
     
     
       27. The method of  claim 23 , wherein transmitting or receiving signaling comprises receiving the downlink communication, transmitting the uplink communication, and refraining from transmitting the energy harvesting signaling based at least in part on a difference in direction between a first beam direction associated with the uplink communication and a second beam direction associated with the energy harvesting signaling satisfying a threshold. 
     
     
       28. The method of  claim 23 , wherein transmitting or receiving signaling comprises receiving the downlink communication, transmitting the uplink communication, and transmitting the energy harvesting signaling based at least in part on a total expected self-interference of the uplink communication and the energy harvesting signaling satisfying a self-interference threshold. 
     
     
       29. A non-transitory computer-readable medium storing a set of instructions for wireless communication, the set of instructions comprising:
 one or more instructions that, when executed by one or more processors of a user equipment (UE), cause the UE to:
 receive an indication of one or more parameters associated with management of multiple antenna groups of the UE for use in energy harvesting, the energy harvesting comprising a conversion of electromagnetic energy of signals to direct current electricity, wherein the one or more parameters indicate a prioritization between one or more downlink communication types and transmissions of one or more energy harvesting signaling types; and 
 transmit or receive signaling based at least in part on the one or more parameters of the multiple antenna groups of the UE. 
 
 
     
     
       30. An apparatus for wireless communication, comprising:
 means for receiving an indication of one or more parameters associated with management of multiple antenna groups of the apparatus for use in energy harvesting, the energy harvesting comprising a conversion of electromagnetic energy of signals to direct current electricity, wherein the one or more parameters indicate a prioritization between one or more downlink communication types and transmissions of one or more energy harvesting signaling types; and 
 means for transmitting or receiving signaling based at least in part on the one or more parameters of the multiple antenna groups of the apparatus.